use Duty Cycle API for PwmDriver

embassy-strike-driver/src/drivers.rs

···
         dma,
         interrupt::typelevel::{ADC_IRQ_FIFO, Binding},
         peripherals::ADC,
-        pwm::{self, ChannelBPin, Pwm, Slice},
+        pwm::{self, ChannelBPin, Pwm, SetDutyCycle, Slice},
     };
     use embassy_sync::{blocking_mutex::raw::RawMutex, mutex::Mutex};
 
···
             config.compare_b = 0;
             let pwm = Pwm::new_output_b(slice, b, config.clone());
 
-
             Self { pwm, config }
         }
     }
 
     impl PwmSource for PwmDriver<'_> {
         fn set_duty(&mut self, duty: u16) {
-            self.config.compare_b = duty.clamp(0, self.config.top);
-            self.pwm.set_config(&self.config);
+            let duty = duty.clamp(0, self.pwm.max_duty_cycle());
+
+            self.pwm.set_duty_cycle(duty).ok();
         }
 
         fn enable(&mut self) {